Home / 45,634.56-62,973.78-28,647.66

Finding the Fourth Proportional to 45,634.56, 62,973.78 and 28,647.66

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Solution

The fourth proportional to 45,634.56, 62,973.78 and 28,647.66 is: 39,532.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,634.56 : 62,973.78 = 28,647.66 : x
  2. Step 2: Convert to fraction form
    45,634.56/62,973.78 = 28,647.66/x
  3. Step 3: Cross multiply
    45,634.56x = 62,973.78 × 28,647.66
  4. Step 4: Simplify right side
    45,634.56x = 1,804,051,438.35
  5. Step 5: Solve for x
    x = 1,804,051,438.35/45,634.56
  6. Step 6: Final answer
    x = 39,532.57

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.